C.Y. Thomason Co.

of Greenwood, South Carolina
Lafayette Street Bridge (Williamsburg, Virginia)
Built 1936
Pair of arch bridges over Colonial Parkway on Lafayette Street/C&O Railroad in Williamsburg
Open to traffic above and below

The Loop (Sevier County, Tennessee)
Built 1937
Arch bridge over Newfound Gap Road on Newfound Gap Road (U.S. 441), formerly Indian Gap Highway, Great Smoky Mountains National Park, Tennessee
Open to traffic